Home / 37,664.76-51,977.70-21,751.92

Finding the Fourth Proportional to 37,664.76, 51,977.70 and 21,751.92

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Solution

The fourth proportional to 37,664.76, 51,977.70 and 21,751.92 is: 30,017.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,664.76 : 51,977.70 = 21,751.92 : x
  2. Step 2: Convert to fraction form
    37,664.76/51,977.70 = 21,751.92/x
  3. Step 3: Cross multiply
    37,664.76x = 51,977.70 × 21,751.92
  4. Step 4: Simplify right side
    37,664.76x = 1,130,614,772.18
  5. Step 5: Solve for x
    x = 1,130,614,772.18/37,664.76
  6. Step 6: Final answer
    x = 30,017.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.